Granted Patent
Utility
US 4,761,053 · App. 07/045,749
Communications transmission media
Inventors:
Nicholas J. Cogelia, Brian Johnson, William C. Reed, Carla G. Wilson
Patented Case
View Patent ↗
Granted: Aug 2, 1988
Filed: Apr 28, 1987
Inventors
Nicholas J. Cogelia
Brian Johnson
William C. Reed
Carla G. Wilson
Assignees (at issue)
American Telephone and Telegraph Company, AT&T Bell Laboratories
AT&T Technologies Incorporated
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.